Mammals can maintain a constant body temperature.

Odd-toed ungulates include mammals such as horses and camels.

He crossed the desert riding a camel.

Part of this movie is based on actual events.

Camels have special adaptations to live in the desert.

This report includes all the details.

This report covers all the details.

Even-toed ungulates are a large group of animals that include some livestock such as cows and sheep.

The horse's hoof is very hard.

I heard the sound of a horse's hoof echoing on the ground.